Find the sum of 3 - 7i and 8 + 4i.
11 - 3i
11 + 3i
22 - 8i
-22 + 8i

How can (square root of 25) ^2 be rewritten?

As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is

The pair of coordinates that do not represent the point( 5,150’) is a. (5,-210) b. (5,210) c. (-5,330) d. (-5,-30)